Home / 40,581.20-55,787.02-34,895.12

Finding the Fourth Proportional to 40,581.20, 55,787.02 and 34,895.12

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Solution

The fourth proportional to 40,581.20, 55,787.02 and 34,895.12 is: 47,970.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,581.20 : 55,787.02 = 34,895.12 : x
  2. Step 2: Convert to fraction form
    40,581.20/55,787.02 = 34,895.12/x
  3. Step 3: Cross multiply
    40,581.20x = 55,787.02 × 34,895.12
  4. Step 4: Simplify right side
    40,581.20x = 1,946,694,757.34
  5. Step 5: Solve for x
    x = 1,946,694,757.34/40,581.20
  6. Step 6: Final answer
    x = 47,970.36

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.